LRCX
Lam Research CorpSpecial Industry Machinery, NEC
$288.11updated Sep 19, 2026
Congressional trading profile for Lam Research Corp (LRCX), covering 40 disclosed transactions by 17 lawmakers.
Lam Research is one of the largest semiconductor wafer fabrication equipment manufacturers in the world. It specializes in deposition and etch, which entail the buildup of layers on a semiconductor and the subsequent selective removal of patterns from each layer. Lam holds the top market share in etch and holds the clear second share in deposition. It is more exposed to memory chipmakers for DRAM and NAND chips. It counts as top customers the largest chipmakers in the world, including TSMC, Samsung, Intel, and Micron.
Total Trades
40
Politicians Trading
17
Last Traded
Aug 13, 2026
Price history
Congressional Trades
| Politician | Notified | Traded | Type | Amount | Change |
|---|---|---|---|---|---|
| Ro KhannaD | Sep 4, 2026 | Aug 3, 2026 | Sell | $1,001 - $15,000 | -2.21% |
| David TaylorR | Jun 12, 2026 | Jun 5, 2026 | Sell | $1,001 - $15,000 | -5.00% |
| David TaylorR | Mar 6, 2026 | Feb 26, 2026 | Sell | $1,001 - $15,000 | +20.51% |
| David TaylorR | Mar 6, 2026 | Feb 26, 2026 | Sell | $1,001 - $15,000 | +20.51% |
| David TaylorR | Feb 2, 2026 | Jan 16, 2026 | Sell | $1,001 - $15,000 | +29.22% |
| David TaylorR | Jan 21, 2026 | Jan 8, 2026 | Sell | $15,001 - $50,000 | +43.37% |
| David TaylorR | Jan 21, 2026 | Jan 8, 2026 | Sell | $15,001 - $50,000 | +43.37% |
| Jonathan L. JacksonD | Oct 15, 2025 | Sep 3, 2025 | Sell | $1,001 - $15,000 | +194.77% |
| Val T. HoyleD | Oct 10, 2025 | Sep 23, 2025 | Sell | $1,001 - $15,000 | +118.38% |
| David TaylorR | Oct 7, 2025 | Sep 22, 2025 | Sell | $1,001 - $15,000 | +117.93% |
| David TaylorR | Oct 7, 2025 | Sep 22, 2025 | Sell | $1,001 - $15,000 | +117.93% |
| Val T. HoyleD | Sep 12, 2025 | Feb 4, 2025 | Sell | $1,001 - $15,000 | +260.54% |
| David TaylorR | Sep 2, 2025 | Jul 18, 2025 | Sell | $1,001 - $15,000 | +186.22% |
| David TaylorR | Sep 2, 2025 | Jul 18, 2025 | Sell | $1,001 - $15,000 | +186.22% |
| Jefferson ShreveR | Jun 22, 2025 | May 12, 2025 | Sell | $15,001 - $50,000 | +250.29% |
| Julie JohnsonD | May 14, 2025 | Apr 7, 2025 | Sell | $1,001 - $15,000 | +363.20% |
| Tony WiedR | May 13, 2025 | Apr 30, 2025 | Sell | $1,000,001 - $5,000,000 | +302.00% |
| Robert BresnahanR | May 8, 2025 | Apr 8, 2025 | Sell | $1,001 - $15,000 | +378.19% |
| Jefferson ShreveR | May 8, 2025 | Apr 7, 2025 | Sell | $15,001 - $50,000 | +363.20% |
| Jefferson ShreveR | Apr 11, 2025 | Mar 5, 2025 | Sell | $50,001 - $100,000 | +264.47% |
| William R. KeatingD | Feb 25, 2025 | Jan 24, 2025 | Sell | $1,001 - $15,000 | +261.58% |
| Gilbert Ray Cisneros, Jr.D | Feb 11, 2025 | Jan 28, 2025 | Sell | $15,001 - $50,000 | +286.67% |